which best describes sentence fluency in an academic paper?\nits the unique perspective a writer brings to…

which best describes sentence fluency in an academic paper?\nits the unique perspective a writer brings to the subject matter.\nits the one sentence that identifies what the paper is about.\nits the rhythm and flow of the language, aided by a strong structure.\nits the use of precise, rich, and colorful language to convey ideas.
Answer
Brief Explanations:
Sentence fluency refers to how smoothly sentences flow, which is related to rhythm, flow and structure. The first option is about perspective, the second is about a thesis - like statement, and the fourth is about word - choice for vividness.
Answer:
It's the rhythm and flow of the language, aided by a strong structure.